<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<style type="text/css">
			table {
				border-collapse: collapse;
			}
			td,th,table,tbody,thead {
				padding: 10px;
				border-color: green;
				
			}
			td{
				text-align: center;
			}
			th{
				background-color: whitesmoke;
			}
			
		</style>
	</head>
	<body>
			<table id="box1" border=1">
				<thead>
					<th>学号</th>
					<th>姓名</th>
					<th>性别</th>
					<th>党员</th>
					<th>高等数学</th>
					<th>大学英语</th>
					<th>计算机文化基础</th>
				</thead>
					<thead>
						<td>15180251101</td>
						<td>亚索</td>
						<td>男</td>
						<td><input type='checkbox' value="+i+" checked /></td>
						<td>87</td>
						<td>83</td>
						<td>94</td>
					</thead>
					<thead>
						<td>15180251102</td>
						<td>岩雀</td>
						<td>女</td>
						<td><input type='checkbox' value="+i+" checked /></td>
						<td>84</td>
						<td>85</td>
						<td>93</td>
					</thead>
					<thead>
						<td>15180251103</td>
						<td>罗广华</td>
						<td>男</td>
						<td><input type='checkbox' value="+i+" /></td>
						<td>88</td>
						<td>89</td>
						<td>96</td>
					</thead>
					<thead>
						<td>15180251104</td>
						<td>施文斌</td>
						<td>男</td>
						<td><input type='checkbox' value="+i+" checked /></td>
						<td>82</td>
						<td>84</td>
						<td>93</td>
					</thead>
					<thead>
						<td>15180251105</td>
						<td>张扬</td>
						<td>女</td>
						<td><input type='checkbox' value="+i+"  /></td>
						<td>79</td>
						<td>82</td>
						<td>90</td>
					</thead>
					<thead>
						<td>15180251106</td>
						<td>曾志勇</td>
						<td>男</td>
						<td><input type='checkbox' value="+i+" checked /></td>
						<td>94</td>
						<td>82</td>
						<td>90</td>
					</thead>
			</table>
		
			<script src="js/jquery-3.4.1.js" type="text/javascript" charset="utf-8"></script>
			<script type="text/javascript">
			$(function(){
				$('thead:eq(5) td:eq(2)').text('男');
				
				
			})
			
			</script>

	</body>
</html>
